National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Partly Cloudy

34°F

1°C

Humidity 54%
Wind Speed W 18 G 31 mph
Barometer 29.90 in (1014.3 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 12 Mar 3:54 pm EDT
Extended Forecast for

Brownstown PA

Wind Advisory March 13, 11:00am until March 14, 02:00am
Click here for hazard details and duration
Wind Advisory

  • Tonight

    Tonight: Partly cloudy, with a low around 29. Northwest wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 30 mph.

    Low: 29 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of snow showers before noon, then a slight chance of rain showers after 2pm. Mostly cloudy, with a high near 54. South wind 7 to 17 mph becoming southwest in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 20%.

    High: 54 °F

    Slight Chance
    Snow Showers
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before 7pm. Partly cloudy, with a low around 30. West wind 10 to 14 mph, with gusts as high as 40 mph. Chance of precipitation is 30%.

    Low: 30 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 48. West wind around 9 mph, with gusts as high as 21 mph.

    High: 48 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain showers before 11pm, then a slight chance of snow showers. Mostly cloudy, with a low around 36. Light and variable wind. Chance of precipitation is 20%.

    Low: 36 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow
    Showers

  • Sunday

    Sunday: Mostly cloudy, with a high near 59.

    High: 59 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A chance of rain. Mostly cloudy, with a low around 49. Chance of precipitation is 50%.

    Low: 49 °F

    Chance Rain

  • Monday

    Monday: Rain. High near 68. Breezy. Chance of precipitation is 90%.

    High: 68 °F

    Rain and
    Breezy

  • Monday Night

    Monday Night: Rain likely, possibly mixed with snow showers before 8pm, then a chance of snow showers between 8pm and 2am. Mostly cloudy, with a low around 20. Chance of precipitation is 60%.

    Low: 20 °F

    Rain/Snow
    Likely then
    Chance Snow
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 29. Northwest wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 30 mph.
Friday
A slight chance of snow showers before noon, then a slight chance of rain showers after 2pm. Mostly cloudy, with a high near 54. South wind 7 to 17 mph becoming southwest in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 20%.
Friday Night
A chance of showers before 7pm. Partly cloudy, with a low around 30. West wind 10 to 14 mph, with gusts as high as 40 mph. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 48. West wind around 9 mph, with gusts as high as 21 mph.
Saturday Night
A slight chance of rain showers before 11pm, then a slight chance of snow showers. Mostly cloudy, with a low around 36. Light and variable wind. Chance of precipitation is 20%.
Sunday
Mostly cloudy, with a high near 59.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 49. Chance of precipitation is 50%.
Monday
Rain. High near 68. Breezy. Chance of precipitation is 90%.
Monday Night
Rain likely, possibly mixed with snow showers before 8pm, then a chance of snow showers between 8pm and 2am. Mostly cloudy, with a low around 20. Chance of precipitation is 60%.
Tuesday
Mostly cloudy, with a high near 30.
Tuesday Night
Mostly cloudy, with a low around 17.
Wednesday
Mostly sunny, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
A chance of rain and snow showers. Partly sunny, with a high near 47. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Brownstown PA
 40.34°N 78.92°W (Elev. 1388 ft)
Last Update:
3:03 pm EDT Mar 12, 2026
Forecast Valid:
4pm EDT Mar 12, 2026-6pm EDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation